package com.qq.mall.service;

import com.qq.mall.beans.ShoppingCart;
import com.baomidou.mybatisplus.extension.service.IService;
import com.qq.mall.vo.ResultVO;
import com.qq.mall.vo.ShoppingCartVO;

import java.util.List;


public interface ShoppingCartService extends IService<ShoppingCart> {
ResultVO addShoppingCart(ShoppingCart cart);
List<ShoppingCartVO> ShoppingCartList(int userId);
ResultVO updateCartNum(String s,int i);
List<ShoppingCartVO> ShoppingCartByCartId(List<Integer> s);
}
